Clocks

Description

The EVK1101 provides three clock inputs for AT32UC3B0256

  • Main clock oscillator on OSC0 : XC2 at 12MHz
  • A spare clock oscillator on OSC1 : XC1 at 12 MHz
  • A RTC clock XC3 at 32,768 Khz


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Pinout

The Clock Interface follows the pinout:

CLOCK Interface GPIO Name Alternate function used
XC1 PA 28, PA 29 Xin1
XC2 PA 18, PA 19 Xin0
XC3 PA 11,PA 12 Xin32


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